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6c3af1f24e
syscon_regmap_lookup_by_phandle() can be used to get the regmap of a syscon device from a reference in the DTS. It operates similarly to the linux version of the namesake function. Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> Reviewed-by: Simon Glass <sjg@chromium.org>
74 lines
2 KiB
C
74 lines
2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2015 Google, Inc
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*/
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#include <common.h>
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#include <dm.h>
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#include <syscon.h>
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#include <regmap.h>
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#include <asm/test.h>
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#include <dm/test.h>
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#include <test/ut.h>
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/* Base test of system controllers */
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static int dm_test_syscon_base(struct unit_test_state *uts)
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{
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struct udevice *dev;
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ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
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ut_asserteq(SYSCON0, dev->driver_data);
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ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
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ut_asserteq(SYSCON1, dev->driver_data);
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ut_asserteq(-ENODEV, uclass_get_device(UCLASS_SYSCON, 2, &dev));
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return 0;
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}
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DM_TEST(dm_test_syscon_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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/* Test system controller finding */
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static int dm_test_syscon_by_driver_data(struct unit_test_state *uts)
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{
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struct udevice *dev;
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ut_assertok(syscon_get_by_driver_data(SYSCON0, &dev));
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ut_asserteq(SYSCON0, dev->driver_data);
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ut_assertok(syscon_get_by_driver_data(SYSCON1, &dev));
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ut_asserteq(SYSCON1, dev->driver_data);
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ut_asserteq(-ENODEV, syscon_get_by_driver_data(2, &dev));
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return 0;
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}
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DM_TEST(dm_test_syscon_by_driver_data, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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/* Test system controller by phandle */
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static int dm_test_syscon_by_phandle(struct unit_test_state *uts)
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{
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struct udevice *dev;
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struct regmap *map;
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ut_assertok(uclass_get_device_by_name(UCLASS_TEST_PROBE, "test4",
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&dev));
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ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev, "first-syscon"));
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map = syscon_regmap_lookup_by_phandle(dev, "first-syscon");
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ut_assert(map);
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ut_assert(!IS_ERR(map));
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ut_asserteq(1, map->range_count);
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ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev,
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"second-sys-ctrl"));
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map = syscon_regmap_lookup_by_phandle(dev, "second-sys-ctrl");
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ut_assert(map);
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ut_assert(!IS_ERR(map));
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ut_asserteq(4, map->range_count);
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ut_assert(IS_ERR(syscon_regmap_lookup_by_phandle(dev, "not-present")));
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return 0;
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}
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DM_TEST(dm_test_syscon_by_phandle, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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